interventio
From LSJ
ἀκίνδυνοι δ' ἀρεταὶ οὔτε παρ' ἀνδράσιν οὔτ' ἐν ναυσὶ κοίλαις τίμιαι → but excellence without danger is honored neither among men nor in hollow ships
Latin > English (Lewis & Short)
interventĭo: ōnis, f. intervenio,
I an interposition, a giving security (post-class.), Dig. 4, 4, 7, § 3.